List of tallest buildings in Connecticut

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This list of tallest buildings in Connecticut includes every building in the state of Connecticut that is at least 250 feet (76 meters) tall.

The tallest building in Connecticut is City Place I in Hartford which is 535 feet (163 meters) tall and has 38 stories.

Rank	Name	Image	Height ft (m)	Floors	Year	City	Notes	Use
1	City Place I		535 (163)	38	1980	Hartford	Tallest building in Hartford and Connecticut since 1980. Tallest building in Connecticut constructed in the 1980s.	Office
2	Travelers Tower		528 (161)	24	1919	Hartford	Was the tallest building in the world outside of New York City upon completion. Tallest building in Connecticut constructed in the 1910s.	Office
3	Goodwin Square		522 (159)	30	1989	Hartford	Office tower was built into the historic Goodwin Hotel.	Office
4	Mohegan Sun Sky Tower		492 (150)	36	2002	Uncasville	Tallest building in Connecticut outside of Hartford	Hotel/Casino
5	Hartford 21		440 (130)	36	2006	Hartford	Built on the site of the former Civic Center Mall. Tallest building in Connecticut constructed in the 2000s.	Residential
6=	Otis Elevator Test Tower		383 (117)	38	1986	Bristol	Tallest building in Bristol. Owned by the Otis Elevator Company.	Industrial
6=	Connecticut Financial Center		383 (117)	26	1990	New Haven	Tallest building in New Haven. Tallest building in Connecticut constructed in the 1990s.	Office
8	777 Main Street		361 (110)	26	1967	Hartford	Until 2011, the Hartford office of Bank of America. Converted to residential use in 2015. Tallest building in Connecticut constructed in the 1960s.	Residential
9	Park Tower Stamford		350 (110)	34	2009	Stamford	Tallest building in Stamford	Residential
10	280 Trumbull Street		348 (106)	28	1984	Hartford		Office
11	360 State Street		338 (103)	31	2010	New Haven	Tallest building in Connecticut constructed in the 2010s.	Residential
12	One Financial Plaza		335 (102)	26	1975	Hartford	Also known as the Gold Building. Tallest building in Connecticut constructed in the 1970s.	Office
13	Foxwoods		325 (99)	26	2007	Ledyard		Hotel/Casino
14	Knights of Columbus Building		321 (98)	23	1969	New Haven		Office
15=	2 Park Place		309 (94)	25		Hartford	Twin tower of 24 Park Place	Residential
15=	24 Park Place		309 (94)	25		Hartford	Twin tower of 2 Park Place	Residential
17	One State Street		297 (91)	24	1983	Hartford		Office
18	One Landmark Square		295 (90)	21	1973	Stamford		Office
19	Connecticut State Capitol		287 (87)	6	1878	Hartford	Contains the office of the Governor of Connecticut and the Connecticut General Assembly. Tallest building in Connecticut constructed in the 19th century.	Government
20	One Corporate Center		285 (87)	23	1981	Hartford		Office
21	Cathedral of Saint Joseph		284 (87)	7	1962	Hartford	Mother church of the Roman Catholic Archdiocese of Hartford.	Religious (Cathedral)
22=	Atlantic Station Stamford		282 (86)	26	2018	Stamford	Tallest building in Connecticut constructed in the 2020s.	Residential
22=	Atlantic Station West		282 (86)	26	2021	Stamford	Tallest building in Connecticut constructed in the 2020s.	Residential
24	Hilton Hartford		281 (86)	21	1975	Hartford		Hotel
25=	Hartford Marriott Downtown		272 (83)	22	2005	Hartford		Hotel
25=	Hartford Plaza		272 (83)	22	1967	Hartford	Headquarters of The Hartford Financial Services Group.	Office
27	Bushnell Tower		263 (80)	28	1969	Hartford		Residential
28	One Constitution Plaza		257 (78)	20	1963	Hartford	Part of the Constitution Plaza complex.	Office
29=	Summer House Apartments		250 (76)	22	2016	Stamford		residential
29=	Kline Biology Tower		250 (76)	16	1966	New Haven	46th-tallest educational building in the world.	Educational

This lists buildings that are under construction, approved for construction or proposed for construction in Connecticut.

* Table entries with dashes (—) indicate that information regarding building heights, floor counts, or dates of completion has not yet been released.

• Cathedral of St. Joseph (Hartford, Connecticut)
• List of tallest buildings in Hartford
• List of tallest buildings in New Haven